:root {
            --brand-primary: #D4AF37;
            --brand-primary-hover: #FFD700;
            --brand-secondary: #B8860B;
            --brand-secondary-hover: #DAA520;
            --brand-accent: #FF4500;
            --bg-main: #0A0A0A;
            --bg-surface: #1A1A1A;
            --bg-elevated: #2D2D2D;
            --bg-overlay: rgba(0, 0, 0, 0.85);
            --text-primary: #FFFFFF;
            --text-secondary: #E0E0E0;
            --text-muted: #A0A0A0;
            --text-brand-contrast: #000000;
            --text-link: #FFD700;
            --text-link-hover: #FFFFFF;
            --btn-bg: #D4AF37;
            --btn-text: #000000;
            --btn-bg-hover: #FFD700;
            --btn-text-hover: #000000;
            --semantic-success: #00C853;
            --semantic-error: #FF1744;
            --semantic-warning: #FFD600;
            --semantic-info: #2979FF;
            --border-default: #333333;
            --border-strong: #4D4D4D;
            --border-brand: #B8860B;
            --font-headings: 'Montserrat', sans-serif;
            --font-body: 'Inter', sans-serif;
        }

        html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
        body {
            margin: 0;
            font-family: var(--font-body);
            background-color: var(--bg-main);
            color: var(--text-primary);
            font-size: clamp(15px, 3.9vw, 16px);
            line-height: 1.65;
            padding-inline: 14px;
            padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px));
            overflow-x: hidden;
        }

        img, video, iframe { max-width: 100%; height: auto; display: block; }
        a { color: var(--text-link); text-decoration: none; transition: color 0.2s ease; }
        a:hover { color: var(--text-link-hover); }

        button, .btn, .cta {
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 18px;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-family: var(--font-headings);
            font-weight: 600;
            transition: transform 0.1s active, background-color 0.2s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            text-align: center;
        }

        .btn-primary { background-color: var(--btn-bg); color: var(--btn-text); }
        .btn-primary:hover { background-color: var(--btn-bg-hover); }

        h1, h2, h3 { font-family: var(--font-headings); color: var(--text-primary); letter-spacing: -0.02em; line-height: 1.2; margin: 0; }
        h1 { font-size: clamp(1.6rem, 6.5vw, 2.4rem); margin-bottom: 1rem; }
        h2 { font-size: clamp(1.3rem, 5.2vw, 1.8rem); margin-top: 2.5rem; margin-bottom: 1.2rem; border-left: 4px solid var(--brand-primary); padding-left: 12px; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); margin-bottom: 0.5rem; }

        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--bg-main);
        }
        .header-logo-link { display: flex; align-items: center; gap: 8px; }
        .brand-name { font-size: 16px; font-weight: normal; color: var(--text-primary); }

        main { width: 100%; }

        .hero-banner-link { display: block; width: 100%; aspect-ratio: 2/1; overflow: hidden; border-radius: 12px; margin-bottom: 20px; }
        .hero-banner-link img { width: 100%; height: 100%; object-fit: cover; }
        .hero-content { text-align: center; margin-bottom: 2rem; }
        .hero-intro { color: var(--text-secondary); margin-bottom: 1.5rem; }

        .section-grid { display: grid; gap: 16px; margin-bottom: 2rem; }
        .game-card { background: var(--bg-surface); border-radius: 12px; overflow: hidden; transition: transform 0.2s ease; border: 1px solid var(--border-default); display: block; text-decoration: none; }
        .game-card:hover { transform: translateY(-4px); border-color: var(--brand-primary); }
        .game-card img { aspect-ratio: 1/1; object-fit: cover; }
        .game-card h3 { padding: 12px; font-size: 14px; text-align: center; color: var(--text-primary); margin: 0; }

        .fact-table { width: 100%; border-collapse: collapse; background: var(--bg-surface); border-radius: 12px; overflow: hidden; margin-bottom: 1rem; }
        .fact-table td { padding: 12px; border-bottom: 1px solid var(--border-default); font-size: 14px; }
        .fact-table td:first-child { font-weight: 600; color: var(--brand-primary); width: 40%; }
        .freshness-notice { font-style: italic; color: var(--text-muted); font-size: 13px; margin-bottom: 1rem; }

        .toc-nav { display: flex; overflow-x: auto; gap: 10px; padding: 10px 0; margin-bottom: 2rem; scrollbar-width: none; }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link { background: var(--bg-elevated); color: var(--text-secondary); padding: 8px 16px; border-radius: 20px; white-space: nowrap; font-size: 13px; border: 1px solid var(--border-strong); }
        .toc-link:hover { background: var(--brand-primary); color: var(--text-brand-contrast); }

        .category-hub { display: grid; gap: 12px; margin-bottom: 2rem; }
        .category-tile { background: var(--bg-surface); padding: 16px; border-radius: 12px; display: flex; align-items: center; gap: 12px; border: 1px solid var(--border-default); color: var(--text-primary); }
        .category-tile i { font-size: 24px; color: var(--brand-primary); }
        .category-info h3 { margin: 0; font-size: 16px; }
        .category-info p { margin: 0; font-size: 12px; color: var(--text-muted); }

        .announcement-item { background: var(--bg-surface); padding: 16px; border-radius: 12px; margin-bottom: 12px; border-left: 4px solid var(--brand-primary); }
        .announcement-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
        .announcement-header i { color: var(--brand-primary); }
        .announcement-date { font-size: 12px; color: var(--text-muted); display: block; margin-top: 8px; }

        .usp-bar { display: grid; gap: 16px; margin-bottom: 2rem; }
        .usp-card { background: var(--bg-surface); padding: 20px; border-radius: 12px; text-align: center; border: 1px solid var(--border-default); }
        .usp-card i { font-size: 32px; color: var(--brand-primary); margin-bottom: 12px; }

        .promo-card { background: var(--bg-surface); border: 1px solid var(--border-brand); padding: 20px; border-radius: 12px; margin-bottom: 16px; }
        .promo-card h3 { color: var(--brand-primary); }

        .payment-grid { display: grid; gap: 16px; margin-bottom: 2rem; }
        .payment-card { background: var(--bg-surface); padding: 16px; border-radius: 12px; display: flex; gap: 16px; align-items: center; border: 1px solid var(--border-default); }
        .payment-card i { font-size: 32px; color: var(--brand-primary); }

        .guide-step { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 20px; background: var(--bg-surface); padding: 16px; border-radius: 12px; }
        .step-number { background: var(--brand-primary); color: var(--text-brand-contrast); width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; flex-shrink: 0; }

        .provider-grid { display: grid; gap: 12px; margin-bottom: 2rem; }
        .provider-item { background: var(--bg-surface); padding: 16px; border-radius: 12px; border: 1px solid var(--border-default); }
        .provider-item h3 { font-size: 16px; margin-bottom: 4px; }

        .player-guide-item { border-bottom: 1px solid var(--border-default); padding: 16px 0; }
        .guide-meta { font-size: 12px; color: var(--text-muted); margin-bottom: 8px; display: block; }

        .article-card { background: var(--bg-surface); border-radius: 12px; overflow: hidden; display: block; border: 1px solid var(--border-default); margin-bottom: 16px; }
        .article-card img { aspect-ratio: 4/3; object-fit: cover; }
        .article-content { padding: 16px; }

        .vip-grid { display: grid; gap: 12px; margin-bottom: 2rem; }
        .vip-card { background: linear-gradient(145deg, var(--bg-surface), var(--bg-elevated)); padding: 20px; border-radius: 12px; border: 1px solid var(--border-strong); text-align: center; }

        .faq-item { margin-bottom: 12px; }
        .faq-item summary { padding: 16px; background: var(--bg-surface); border-radius: 12px; cursor: pointer; font-weight: 600; list-style: none; border: 1px solid var(--border-default); }
        .faq-item p { padding: 16px; background: var(--bg-elevated); border-radius: 0 0 12px 12px; border: 1px solid var(--border-default); border-top: none; }

        .trust-card { background: var(--bg-surface); padding: 24px; border-radius: 12px; border: 1px solid var(--brand-primary); margin-top: 2rem; }

        footer { background: var(--bg-surface); padding: 32px 0; margin-top: 3rem; border-top: 4px solid var(--brand-primary); }
        .footer-sitemap { display: grid; gap: 10px; margin-bottom: 2rem; }
        .footer-legal { text-align: center; font-size: 13px; color: var(--text-muted); padding-inline: 20px; }

        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            height: 72px;
            background: var(--bg-surface);
            border-top: 1px solid var(--border-strong);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding-bottom: env(safe-area-inset-bottom);
            z-index: 1000;
        }
        .nav-item { display: flex; flex-direction: column; align-items: center; gap: 4px; color: var(--text-secondary); font-size: 11px; }
        .nav-item i { font-size: 20px; color: var(--brand-primary); }

        section { content-visibility: auto; contain-intrinsic-size: 1px 500px; }

        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .section-grid { grid-template-columns: repeat(2, 1fr); }
            .category-hub { grid-template-columns: repeat(3, 1fr); }
            .payment-grid { grid-template-columns: repeat(3, 1fr); }
            .provider-grid { grid-template-columns: repeat(2, 1fr); }
            .navigator { display: none; }
        }

        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .section-grid { grid-template-columns: repeat(4, 1fr); }
            .category-hub { grid-template-columns: repeat(3, 1fr); }
        }